set up Spring, Rspec and Guard
add user factory and update address factory
first address is a default one
rename store controller spec
require reails_helper in specs and fix routing tests
test user model
update README
add order and shipment factory
replace debugger with byebug and add shoulda gem
add address model test
add category model test
add more factories
add timestamps to cart
clean up
improve model test coverage
Merge pull request #2 from vlewin/review_140618_improve_test_coverage

[Review] Request from 'vlewin' @ 'vlewin/e-shop/review_140618_improve_test_coverage'